THE RESEARCH BRIEF
The research behind heat, cold, and light.
Each protocol, examined session by session against the published studies behind it. What the research shows, what it does not, and how to read the difference.
The Research Brief
Cold Isn't a Flex: What the Adaptation Research Actually Rewards
The stress-hormone numbers people quote about cold plunging were measured under a one-hour, 14°C condition, not a 3-minute home plunge. What the adaptation research actually rewards is repeated, co...
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Cold Plunge: Temperature, Duration, and What Is Actually Happening
Chiller vs ice, the 50 to 59F range, the cold shock response and how it fades, what the recovery research shows, and the safety checks that are not optional.
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